Step Drill Bit Set HSS Metric 3Pce - SP31398 by SP Tools Digital Readout How To Use:- 　◎How to

How To Use:- 　◎How to adjust the size ①Loosen the Black Handle for both side

20 hours long continuous illumination

Reduce pressure loss throughout the system

Can be used on most surfaces (metal

Step Drill Bit Set HSS Metric 3Pce - SP31398 by SP Tools Digital Readout How To Use:- 　◎How toFEATURES: Made from high quality high speed steel (HSS) offering the best combination of strength, heat & wear resistance Industrial grade extremely sharp, strong and durable Precision engineered for accurate hole sizes Drills perfectly round holes in steel, brass, plastic, wood etc Two flute design provides faster, smoother and cleaner cuts Automatically deburrs hole as you drill Self starting No Center punching required as the bit won't skate off